Tipo de publicación: Con árbitro

  • Publicación
    A spectroscopic and proper motion search of Sloan Digital Sky Survey: red subdwarfs in binary systems
    Red subdwarfs in binary systems are crucial for both model calibration and spectral classification. We search for red subdwarfs in binary systems from a sample...
  • Publicación
    A spectroscopic atlas of post-AGB stars and planetary nebulae selected from the IRAS point source catalogue
    Aims.We study the optical spectral properties of a sample of stars showing far infrared colours similar to those of well-known planetary nebulae. The large...
  • Publicación
    A Spectroscopic Follow-up Program of Very Massive Galaxies at 3 < z < 4: Confirmation of Spectroscopic Redshifts, and a High Fraction of Powerful AGNs
    We present the analysis and results of a spectroscopic follow-up program of a mass-selected sample of six galaxies at 3 z 4 using data from Keck-NIRPSEC and VLT...
  • Publicación
    A spectroscopic search for red supergiants in the M33 giant H II region NGC 604.
    The authors present high signal-to-noise ratio spectrophotometry obtained in the optical and near-infrared with the double spectrograph ISIS on the WHT, of the...
  • Publicación
    A spectroscopic study of southern (candidate) γ Doradus stars. I. Time series analysis
    We present the results of a spectroscopic study of 37 southern (candidate) γ Doradus stars based on échelle spectra. The observed spectra were cross-correlated...
  • Publicación
    A Spectroscopic Study of the Ancient Milky Way: F- and G-Type Stars in the Third Data Release of the Sloan Digital Sky Survey
    We perform an analysis of spectra and photometry for 22,770 stars included in the third data release (DR3) of the Sloan Digital Sky Survey (SDSS). We derive...
  • Publicación
    A spectroscopic study of the blue stragglers in M67
    Based on spectrophotometric observations from the Guillermo Haro Observatory (Cananea, Mexico), a study of the spectral properties of the complete sample of 24...
  • Publicación
    A spectroscopic study of the β Cephei star 12 (DD) Lacertae
    We present first results of a spectroscopic multisite campaign for 12 (DD) Lacertae (hereinafter 12 Lac). This star is one of the best observed β Cephei stars...
  • Publicación
    A spectroscopic survey of Abell 1703: is it a rare relaxed cluster hosting a radio halo or a usual merging system?
    We present the study of the internal dynamics of the intriguing galaxy cluster Abell 1703, a system hosting a probable giant radio halo whose dynamical status...